Retrospective allergy diagnosis of lysteriosis and lysteria carrying in animals Natalia A. Askhatova, Azat M. Alimov, Nadiya R. Kasanova and Elena Y. Mikryukova BIO Web Conf., 27 (2020) 00054 Published online: 25 November 2020 DOI: 10.1051/bioconf/20202700054